[Q] Question regarding the stock firmware on LG Optimus L7 - General Questions and Answers

I have flashed my Optimus L7 numerous times now and after flashing the official stock v20D firmware my phone is stuck on the boot logo.
Question 1:
What is the proper way to return to a stock firmware? Do I have to do a factory reset before flashing the stock firmware or after flashing it? What else is needed to completely restore my phone back to the original firmware?
I know how to flash, I am asking this because I'm not sure what other procedures are needed to clean my phone and return it to its original state.
I've had CM10, PAC and various other ROMs on my phone, but currently I'm stuck on boot screen after flashing the original firmware (this has happened before).
Question 2:
What difference is there between a factory reset from the settings menu and the wipe data/factory reset option in the CWM recovery menu? I no longer have CWM now, because I've flashed the original firmware, but neither can I access the phone menus to do a factory reset.
Question 3:
I'd like to reflash my phone properly this time and restore it to its factory condition and clean everything, so maybe the settings in the KDZ program have something to do with it? If yes, then what mode should I choose (DIAG or EMERGENCY)?
Thanks.

Related

What changes does factory reset really make?

What does factory reset in Sense settings actually do and is it the same as Factory reset in the bootloader menu? I'm asking because I was told by HTC support to do a factory reset even when I told them that I have successfully installed two different RUUs. Will the factory reset make any changes that the installation of an RUU doesn't make?
Same here, have a Factory Reset Question...
I'm currently running custom rom Android Revolution hd 3.6.9 - if I want to reformat and reinstall the rom, since I have so many apps already, and I just want to refresh, can I just hit settings / SD & Phone storage / Factory Data Reset?
Or do I need to re flash the same custom rom under recovery?
Or do a factory reset under recovery?
factory reset simply takes the rom at the state where it bootet the 1st time. the rom you have installed that is. so yes you can use it as a frest start, no need to flash it again. it doesnt do any changes that shouldnt be there. just puts the phone on it's initial state where your current rom booted the first time.

[Q] CWM Recovery Loop after TMobile OTA update

Last night I made the mistake of downloading an OTA software update from TMobile on my rooted LG Mytouch C800. When the phone reset to install the update, it instead loaded into ClockworkMod Recovery, which I am now stuck in. Here is what I have tried:
-In CWM: factory reset, cleared cache, Dalvik, etc, Installing custom ROM (CM 9). Always loads back into CWM.
-Using LG Software Update tool, I attempted to flash newest firmware (KDZ) only to receive the error "PHONE WAS NOT FOUND!"
Any help is greatly appreciated.
dearaugust said:
Last night I made the mistake of downloading an OTA software update from TMobile on my rooted LG Mytouch C800. When the phone reset to install the update, it instead loaded into ClockworkMod Recovery, which I am now stuck in. Here is what I have tried:
-In CWM: factory reset, cleared cache, Dalvik, etc, Installing custom ROM (CM 9). Always loads back into CWM.
-Using LG Software Update tool, I attempted to flash newest firmware (KDZ) only to receive the error "PHONE WAS NOT FOUND!"
Any help is greatly appreciated.
Click to expand...
Click to collapse
This is the forum & threads for the MyTouch 4G Slide by HTC. You'll need to look for the ones for the LG built one.

[Q] No OS Installed for Nexus 5?

Hello everyone I am scared I bricked my phone.
So I tried installing a rom and did a factory reset deleting everything (including the OS). I did root the phone but something went wrong so I factory reset it. Now when I press the power button I get the "google" black screen and nothing. I then shut it down and went to the bootloader. I stupidly forgot to recover my old stuff like an idiot and now the phone has OS.
Can you help me with a step by step guide to restore this phone?
Flash the factory image to get it back to stock (see nice, big sticky thread in General), then try again
am3606 said:
Hello everyone I am scared I bricked my phone.
So I tried installing a rom and did a factory reset deleting everything (including the OS). I did root the phone but something went wrong so I factory reset it. Now when I press the power button I get the "google" black screen and nothing. I then shut it down and went to the bootloader. I stupidly forgot to recover my old stuff like an idiot and now the phone has OS.
Can you help me with a step by step guide to restore this phone?
Click to expand...
Click to collapse
Factory reset is a misnomer, as it does not restore the phone to its factory state. All factory reset does is erase the data partition (along with cache and internal storage obviously). Any changes you make to the system ROM, kernel, recovery, etc. persist after a factory reset. The only way to restore the phone to its factory state is to flash the factory image. Refer to the tutorial to flash the factory image. Next time do your homework before you start tinkering.

Bricked Phone, Help please

Hey, today i tried doing a factory reset through TWRP recovery and my phone shut off in the middle of the recovery. I can still get it back into recovery but it just gets stuck if i wanna try to factory reset and if I try to just turn it on normally it stops at the google logo.
How can I reset my phone? Thanks!
does it have enough battery charge?
simms22 said:
does it have enough battery charge?
Click to expand...
Click to collapse
yes 50%
you can try reflashing your recovery, and you can try flashing the factory img.
Read before you tinker.
[GUIDE] Nexus 5 - How to Unlock Bootloader, Install Custom Recovery and Root
[TUTORIAL] How to flash a factory image | Return to stock | Unroot/SAVE your Nexus 5
You wiped the stock rom this happend to me just fins the original rom and flash it
Flash the stock rom and after flashing wipe data/cache*only if you phone does not boot after flashing stock firmware*
PRESS THE THANK BUTTON IF YOU THINK I HELPED

Can't factory reset Moto g xt1032

My phone is being slow lately so I've decided to do a factory reset. I own a Moto g xt1032. I did some stuff with ROMs but they didn't work and I gave up about that.
Whenever I try to factory reset via settings my phone shuts down and goes into some menu (forgot the name). I have the options recovery factory barcode etc. But my phone didn't factory reset or anything.
Then I read I need to go into recovery mode and choose to wipe everything. As always whenever I try to start recovery mode it just says "boot up failed"
I just want to reset everything and I don't need to backup as I don't really have anything special on here.
Thanks in advance
Are you still running a custom ROM? If so, a factory reset will not put you back to stock - it will only remove personal data - because ROMs modify a different partition. If you want to return to a factory state, you will need to flash a stock rom. I would flash these stock zips through recovery, for which you can get downloads and install instructions from here.

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